2025ahbw results

Information

Transient
Name:AT2025ahbw
Right ascension: 8h20m33.92s
Declination:12d07m16.34s
Discovery Date:Dec. 13, 2025, 11:33 a.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:
Right ascension: 8h20m33.94s
Declination:12d07m16.62s
Redshift:0.098177
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_r
DES_z
DES_g
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.81
Transient MWEBV processed 0.08
Host match processed 5.28
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.66
Global aperture photometry processed 6.38
Validate global photometry processed 2.63
Global host SED inference processed 392.18
Local aperture photometry processed 5.9
Validate local photometry processed 0.03
Local host SED inference processed 468.68
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h20m33.92s, 12d07m16.34s
semi major axis, semi minor axis (arcsec):1.1, 1.1
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 79.05 0.65 19.155 0.009 AB
PanSTARRS_z 112.16 0.86 18.775 0.008 AB
DES_z 130.71 1.71 18.609 0.014 AB
PanSTARRS_y 132.78 2.06 18.592 0.017 AB

Aperture details

RA, DEC (J2000):8h20m33.92s, 12d07m16.82s
semi major axis, semi minor axis (arcsec):6.87, 5.21
angle (degrees, anti-clockwise from east):-83.93
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.24 2.63 21.375 0.279 AB
GALEX_NUV 13.89 0.73 21.043 0.057 AB
SDSS_u 57.46 5.25 19.502 0.099 AB
SDSS_g 154.51 4.02 18.428 0.028 AB
PanSTARRS_g 168.14 1.11 18.336 0.007 AB
SDSS_r 308.89 5.71 17.675 0.020 AB
PanSTARRS_r 312.67 1.12 17.662 0.004 AB
DES_r 338.99 1.5 17.575 0.005 AB
SDSS_i 435.03 7.27 17.304 0.018 AB
PanSTARRS_i 438.76 1.38 17.294 0.003 AB
PanSTARRS_z 514.93 4.47 17.121 0.009 AB
SDSS_z 548.2 19.0 17.053 0.038 AB
DES_z 559.74 3.76 17.030 0.007 AB
PanSTARRS_y 586.81 10.98 16.979 0.020 AB
2MASS_J 697.02 138.34 15.897 0.215 Vega
2MASS_H 1256.18 218.61 14.785 0.189 Vega
2MASS_K 904.35 246.69 14.671 0.296 Vega
WISE_W1 382.42 15.33 14.745 0.044 Vega
WISE_W2 196.84 17.63 14.826 0.097 Vega
WISE_W3 532.42 82.77 11.910 0.169 Vega
WISE_W4 517.85 464.55 10.494 0.974 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.458 9.635 9.765
{\rm log}_{10}({\rm SFR}) -0.974 -0.332 0.257
{\rm log}_{10}({\rm sSFR}) -10.681 -9.959 -9.278
{\rm stellar\ age} 3.840 6.272 7.919

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.300 -0.484 0.013
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.255 -0.518 0.124

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.227 0.585 0.948
\delta -0.712 -0.257 0.189
\tau_1/\tau_2 0.583 0.929 1.283
Q_{PAH} 0.693 2.358 5.311
U_{min} 3.402 8.549 15.588
{\rm log}_{10}(\gamma_e)\, -3.068 -1.875 -0.420

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.325 -1.161 -0.276
{\rm log}_{10}(\tau_{AGN})\, 0.979 1.464 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.969 -0.353 0.146
0.03-0.10 Gyr -1.379 -0.396 0.271
0.10-0.33 Gyr -1.539 -0.455 0.104
0.33-1.06 Gyr -1.353 -0.379 0.042
1.06-3.45 Gyr -1.128 -0.339 -0.055
3.45-11.23 Gyr -0.984 -0.346 -0.105
11.23-12.48 Gyr -1.064 -0.289 0.325

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.327 10.370 10.428
{\rm log}_{10}({\rm SFR}) -0.393 -0.146 0.107
{\rm log}_{10}({\rm sSFR}) -10.783 -10.514 -10.257
{\rm stellar\ age} 7.115 7.758 9.460

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.741 -0.567 -0.449
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.347 0.210 0.404

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.119 0.190 0.299
\delta -0.801 -0.445 -0.071
\tau_1/\tau_2 0.613 0.964 1.348
Q_{PAH} 1.351 3.064 4.920
U_{min} 2.478 7.371 14.555
{\rm log}_{10}(\gamma_e)\, -2.641 -1.623 -0.575

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.135 -2.896 -1.994
{\rm log}_{10}(\tau_{AGN})\, 0.996 1.449 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.458 -0.272 -0.135
0.03-0.10 Gyr -0.443 -0.095 0.209
0.10-0.33 Gyr -0.711 -0.270 0.058
0.33-1.06 Gyr -0.858 -0.360 -0.054
1.06-3.45 Gyr -0.762 -0.105 0.266
3.45-11.23 Gyr 0.341 0.560 0.650
11.23-12.48 Gyr 0.340 0.757 1.294